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# system.h

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    00001
    00005 #ifndef H_SYSTEM
    00006 #define H_SYSTEM
    00007
    00008 #ifdef HAVE_CONFIG_H
    00009 #include "config.h"
    00010 #endif
    00011
    00012 #include <sys/types.h>
    00013
    00014 #include <sys/stat.h>
    00015 #include <stdio.h>
    00016
    00017 #ifdef HAVE_SYS_PARAM_H
    00018 #include <sys/param.h>
    00019 #endif
    00020
    00021 /* <unistd.h> should be included before any preprocessor test
    00022    of _POSIX_VERSION.  */
    00023 #ifdef HAVE_UNISTD_H
    00024 #include <unistd.h>
    00025 #if !defined(__GLIBC__)
    00026 #ifdef __APPLE__
    00027 #include <crt_externs.h>
    00028 #define environ (*_NSGetEnviron())
    00029 #else
    00030 extern char ** environ;
    00031 #endif /* __APPLE__ */
    00032 #endif
    00033 #endif
    00034
    00035 #if TIME_WITH_SYS_TIME
    00036 # include <sys/time.h>
    00037 # include <time.h>
    00038 #else
    00039 # if HAVE_SYS_TIME_H
    00040 #  include <sys/time.h>
    00041 # else
    00042 #  include <time.h>
    00043 # endif
    00044 #endif
    00045
    00046 #if NEED_TIMEZONE
    00047 extern time_t timezone;
    00048 #endif
    00049
    00050 /* Since major is a function on SVR4, we can't use `ifndef major'.  */
    00051 #if MAJOR_IN_MKDEV
    00052 #include <sys/mkdev.h>
    00053 #define HAVE_MAJOR
    00054 #endif
    00055 #if MAJOR_IN_SYSMACROS
    00056 #include <sys/sysmacros.h>
    00057 #define HAVE_MAJOR
    00058 #endif
    00059 #ifdef major                    /* Might be defined in sys/types.h.  */
    00060 #define HAVE_MAJOR
    00061 #endif
    00062
    00063 #ifndef HAVE_MAJOR
    00064 #define major(dev)  (((dev) >> 8) & 0xff)
    00065 #define minor(dev)  ((dev) & 0xff)
    00066 #define makedev(maj, min)  (((maj) << 8) | (min))
    00067 #endif
    00068 #undef HAVE_MAJOR
    00069
    00070 #ifdef HAVE_UTIME_H
    00071 #include <utime.h>
    00072 #endif
    00073
    00074 #ifdef HAVE_STRING_H
    00075 # if !STDC_HEADERS && HAVE_MEMORY_H
    00076 #  include <memory.h>
    00077 # endif
    00078 # include <string.h>
    00079 #else
    00080 # include <strings.h>
    00081 char *memchr ();
    00082 #endif
    00083
    00084 #if !defined(HAVE_STPCPY)
    00085 char * stpcpy(char * dest, const char * src);
    00086 #endif
    00087
    00088 #if !defined(HAVE_STPNCPY)
    00089 char * stpncpy(char * dest, const char * src, size_t n);
    00090 #endif
    00091
    00092 #include <errno.h>
    00093 #ifndef errno
    00094 extern int errno;
    00095 #endif
    00096
    00097 #if HAVE_ERROR && HAVE_ERROR_H
    00098 #include <error.h>
    00099 #endif
    00100
    00101 #if HAVE___SECURE_GETENV
    00102 #define getenv(_s)      __secure_getenv(_s)
    00103 #endif
    00104
    00105 #ifdef STDC_HEADERS
    00106 /* FIX: shrug */
    00107 #define getopt system_getopt
    00108 #include <stdlib.h>
    00109 #undef getopt
    00110 #else /* not STDC_HEADERS */
    00111 char *getenv (const char *name);
    00112 #if ! HAVE_REALPATH
    00113 char *realpath(const char *path, char resolved_path []);
    00114 #endif
    00115 #endif /* STDC_HEADERS */
    00116
    00117 /* XXX solaris2.5.1 has not */
    00118 #if !defined(EXIT_FAILURE)
    00119 #define EXIT_FAILURE    1
    00120 #endif
    00121
    00122 #ifdef HAVE_FCNTL_H
    00123 #include <fcntl.h>
    00124 #else
    00125 #include <sys/file.h>
    00126 #endif
    00127
    00128 #if !defined(SEEK_SET)
    00129 #define SEEK_SET 0
    00130 #define SEEK_CUR 1
    00131 #define SEEK_END 2
    00132 #endif
    00133 #if !defined(F_OK)
    00134 #define F_OK 0
    00135 #define X_OK 1
    00136 #define W_OK 2
    00137 #define R_OK 4
    00138 #endif
    00139
    00140 #ifdef HAVE_DIRENT_H
    00141 # include <dirent.h>
    00142 # define NLENGTH(direct) (strlen((direct)->d_name))
    00143 #else /* not HAVE_DIRENT_H */
    00144 # define dirent direct
    00145 # define NLENGTH(direct) ((direct)->d_namlen)
    00146 # ifdef HAVE_SYS_NDIR_H
    00147 #  include <sys/ndir.h>
    00148 # endif /* HAVE_SYS_NDIR_H */
    00149 # ifdef HAVE_SYS_DIR_H
    00150 #  include <sys/dir.h>
    00151 # endif /* HAVE_SYS_DIR_H */
    00152 # ifdef HAVE_NDIR_H
    00153 #  include <ndir.h>
    00154 # endif /* HAVE_NDIR_H */
    00155 #endif /* HAVE_DIRENT_H */
    00156
    00157 #include <ctype.h>
    00158
    00159 #if HAVE_SYS_MMAN_H
    00160 #include <sys/mman.h>
    00161 #endif
    00162
    00163 /* XXX FIXME: popt on sunos4.1.3: <sys/resource.h> requires <sys/time.h> */
    00164 #if HAVE_SYS_RESOURCE_H && HAVE_SYS_TIME_H
    00165 #include <sys/resource.h>
    00166 #endif
    00167
    00168 #if HAVE_SYS_UTSNAME_H
    00169 #include <sys/utsname.h>
    00170 #endif
    00171
    00172 #if HAVE_SYS_WAIT_H
    00173 #include <sys/wait.h>
    00174 #endif
    00175
    00176 #if HAVE_GETOPT_H
    00177 #include <getopt.h>
    00178 #endif
    00179
    00180 #if HAVE_GRP_H
    00181 #include <grp.h>
    00182 #endif
    00183
    00184 #if HAVE_LIMITS_H
    00185 #include <limits.h>
    00186 #endif
    00187
    00188 #if HAVE_ERR_H
    00189 #include <err.h>
    00190 #endif
    00191
    00192 #if HAVE_MALLOC_H
    00193 #include <malloc.h>
    00194 #endif
    00195
    00196 #if WITH_SELINUX
    00197 #include <selinux/selinux.h>
    00198 #else
    00199 typedef char * security_context_t;
    00200
    00201 #define freecon(_c)
    00202
    00203 #define getfilecon(_fn, _c)     (-1)
    00204 #define lgetfilecon(_fn, _c)    (-1)
    00205 #define fgetfilecon(_fd, _c)    (-1)
    00206
    00207 #define setfilecon(_fn, _c)     (-1)
    00208 #define lsetfilecon(_fn, _c)    (-1)
    00209 #define fsetfilecon(_fd, _c)    (-1)
    00210
    00211 #define security_check_context(_c)      (0)
    00212
    00213 #define is_selinux_enabled()    (0)
    00214
    00215 #define matchpathcon_init(_fn)                  (-1)
    00216 #define matchpathcon_fini()                     (0)
    00217 #define matchpathcon(_fn, _fm, _c)              (-1)
    00218
    00219 #define rpm_execcon(_v, _fn, _av, _envp)        (0)
    00220 #endif
    00221
    00227 static inline
    00228 void * _free(void * p)
    00229 {
    00230     if (p != NULL)      free(p);
    00231     return NULL;
    00232 }
    00233
    00241 static inline
    00242 void * _constfree(const void * p)
    00243 {
    00244     if (p != NULL)      free((void *)p);
    00245     return NULL;
    00246 }
    00247
    00248 /* FIX: these are macros */
    00251 void * xmalloc (size_t size);
    00252
    00255 void * xcalloc (size_t nmemb, size_t size);
    00256
    00260 void * xrealloc (void * ptr,
    00261                                         size_t size);
    00262
    00265 char * xstrdup (const char *str);
    00266
    00269 void * vmefail(size_t size);
    00270
    00271 #if HAVE_MCHECK_H
    00272 #include <mcheck.h>
    00273 /* Memory allocation via macro defs to get meaningful locations from mtrace() */
    00274 #if defined(__GNUC__)
    00275 #define xmalloc(_size)          (malloc(_size) ? : vmefail(_size))
    00276 #define xcalloc(_nmemb, _size)  (calloc((_nmemb), (_size)) ? : vmefail(_size))
    00277 #define xrealloc(_ptr, _size)   (realloc((_ptr), (_size)) ? : vmefail(_size))
    00278 #define xstrdup(_str)   (strcpy((malloc(strlen(_str)+1) ? : vmefail(strlen(_str)+1)), (_str)))
    00279 #endif  /* defined(__GNUC__) */
    00280 #endif  /* HAVE_MCHECK_H */
    00281
    00282 /* Retrofit glibc __progname */
    00283 #if defined __GLIBC__ && __GLIBC__ >= 2
    00284 #if __GLIBC_MINOR__ >= 1
    00285 #define __progname      __assert_program_name
    00286 #endif
    00287 #define setprogname(pn)
    00288 #else
    00289 #define __progname      program_name
    00290 #define setprogname(pn) \
    00291   { if ((__progname = strrchr(pn, '/')) != NULL) __progname++; \
    00292     else __progname = pn;               \
    00293   }
    00294 #endif
    00295 extern const char *__progname;
    00296
    00297 #if HAVE_NETDB_H
    00298 #include <netdb.h>
    00299 #endif
    00300
    00301 #if HAVE_PWD_H
    00302 #include <pwd.h>
    00303 #endif
    00304
    00305 /* Take care of NLS matters.  */
    00306
    00307 #if HAVE_LOCALE_H
    00308 # include <locale.h>
    00309 #endif
    00310 #if !HAVE_SETLOCALE
    00311 # define setlocale(Category, Locale) /* empty */
    00312 #endif
    00313
    00314 #if ENABLE_NLS
    00315 # include <libintl.h>
    00316 # define _(Text) dgettext (PACKAGE, Text)
    00317 #else
    00318 # undef bindtextdomain
    00319 # define bindtextdomain(Domain, Directory) /* empty */
    00320 # undef textdomain
    00321 # define textdomain(Domain) /* empty */
    00322 # define _(Text) Text
    00323 # undef dgettext
    00324 # define dgettext(DomainName, Text) Text
    00325 #endif
    00326
    00327 #define N_(Text) Text
    00328
    00329 /* ============== from misc/miscfn.h */
    00330
    00331 #if !defined(USE_GNU_GLOB)
    00332 #if HAVE_FNMATCH_H
    00333 #include <fnmatch.h>
    00334 #endif
    00335
    00336 #if HAVE_GLOB_H
    00337 #include <glob.h>
    00338 #endif
    00339 #else
    00340 #include "misc/glob.h"
    00341 #include "misc/fnmatch.h"
    00342 #endif
    00343
    00344 #if ! HAVE_S_IFSOCK
    00345 #define S_IFSOCK (0xc000)
    00346 #endif
    00347
    00348 #if ! HAVE_S_ISLNK
    00349 #define S_ISLNK(mode) ((mode & 0xf000) == S_IFLNK)
    00350 #endif
    00351
    00352 #if ! HAVE_S_ISSOCK
    00353 #define S_ISSOCK(mode) ((mode & 0xf000) == S_IFSOCK)
    00354 #endif
    00355
    00356 #if NEED_STRINGS_H
    00357 #include <strings.h>
    00358 #endif
    00359
    00360 #if NEED_MYREALLOC
    00361 #define realloc(ptr,size) myrealloc(ptr,size)
    00362 extern void *myrealloc(void *, size_t);
    00363 #endif
    00364
    00365 #if ! HAVE_SETENV
    00366 extern int setenv(const char *name, const char *value, int replace);
    00367 extern void unsetenv(const char *name);
    00368 #endif
    00369
    00370 #if HAVE_SYS_SOCKET_H
    00371 #include <sys/types.h>
    00372 #include <sys/socket.h>
    00373 #endif
    00374
    00375 #if HAVE_POLL_H
    00376 #include <poll.h>
    00377 #else
    00378 #if HAVE_SYS_SELECT_H
    00379 #include <sys/select.h>
    00380 #endif
    00381 #endif
    00382
    00383 /* Solaris <= 2.6 limits getpass return to only 8 chars */
    00384 #if HAVE_GETPASSPHRASE
    00385 #define getpass getpassphrase
    00386 #endif
    00387
    00388 #if ! HAVE_LCHOWN
    00389 #define lchown chown
    00390 #endif
    00391
    00392 #if HAVE_GETMNTINFO || HAVE_GETMNTINFO_R || HAVE_MNTCTL
    00393 # define GETMNTENT_ONE 0
    00394 # define GETMNTENT_TWO 0
    00395 # if HAVE_SYS_MNTCTL_H
    00396 #  include <sys/mntctl.h>
    00397 # endif
    00398 # if HAVE_SYS_VMOUNT_H
    00399 #  include <sys/vmount.h>
    00400 # endif
    00401 # if HAVE_SYS_MOUNT_H
    00402 #  include <sys/mount.h>
    00403 # endif
    00404 #elif HAVE_MNTENT_H || !(HAVE_GETMNTENT) || HAVE_STRUCT_MNTTAB
    00405 # if HAVE_MNTENT_H
    00406 #  include <stdio.h>
    00407 #  include <mntent.h>
    00408 #  define our_mntent struct mntent
    00409 #  define our_mntdir mnt_dir
    00410 # elif HAVE_STRUCT_MNTTAB
    00411 #  include <stdio.h>
    00412 #  include <mnttab.h>
    00413    struct our_mntent {
    00414        char * our_mntdir;
    00415    };
    00416    struct our_mntent *getmntent(FILE *filep);
    00417 #  define our_mntent struct our_mntent
    00418 # else
    00419 #  include <stdio.h>
    00420    struct our_mntent {
    00421        char * our_mntdir;
    00422    };
    00423    struct our_mntent *getmntent(FILE *filep);
    00424 #  define our_mntent struct our_mntent
    00425 # endif
    00426 # define GETMNTENT_ONE 1
    00427 # define GETMNTENT_TWO 0
    00428 #elif HAVE_SYS_MNTTAB_H
    00429 # include <stdio.h>
    00430 # include <sys/mnttab.h>
    00431 # define GETMNTENT_ONE 0
    00432 # define GETMNTENT_TWO 1
    00433 # define our_mntent struct mnttab
    00434 # define our_mntdir mnt_mountp
    00435 #else /* if !HAVE_MNTCTL */
    00436 # error Neither mntent.h, mnttab.h, or mntctl() exists. I cannot build on this system.
    00437 #endif
    00438
    00439 #ifndef MOUNTED
    00440 #define MOUNTED "/etc/mnttab"
    00441 #endif
    00442
    00443 #endif  /* H_SYSTEM */